Home / 49,319,897.40-73,984,511.70-13,418,105.40

Finding the Fourth Proportional to 49,319,897.40, 73,984,511.70 and 13,418,105.40

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Solution

The fourth proportional to 49,319,897.40, 73,984,511.70 and 13,418,105.40 is: 20,128,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,319,897.40 : 73,984,511.70 = 13,418,105.40 : x
  2. Step 2: Convert to fraction form
    49,319,897.40/73,984,511.70 = 13,418,105.40/x
  3. Step 3: Cross multiply
    49,319,897.40x = 73,984,511.70 × 13,418,105.40
  4. Step 4: Simplify right side
    49,319,897.40x = 992,731,975,958,133.25
  5. Step 5: Solve for x
    x = 992,731,975,958,133.25/49,319,897.40
  6. Step 6: Final answer
    x = 20,128,427.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.